Rather than disclose the source code that the FBI used to target a child porn suspect, federal prosecutors in Tacoma, Washington recently dropped their appeal in United States v. Michaud. This case is just one of 135 federal prosecutions nationwide involving the Tor-hidden child porn website, Playpen. The vast effort to bust Playpen has raised significant questions as to the ethics, oversight, capabilities, and limitations of the government’s ability to hack criminal suspects.